131334336 has 84 divisors (see below), whose sum is σ = 430237392. Its totient is φ = 37522944.

The previous prime is 131334331. The next prime is 131334337. The reversal of 131334336 is 633433131.

131334336 is a `hidden beast` number, since 1 + 313 + 343 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (131334331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12255 + ... + 20318.

Almost surely, 2^131334336 is an apocalyptic number.

131334336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131334336 is an abundant number, since it is smaller than the sum of its proper divisors (298903056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131334336 is a wasteful number, since it uses less digits than its factorization.

131334336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32598 (or 32585 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

The square root of 131334336 is about 11460.1193711060. The cubic root of 131334336 is about 508.3070043755.

Adding to 131334336 its reverse (633433131), we get a palindrome (764767467).

The spelling of 131334336 in words is "one hundred thirty-one million, three hundred thirty-four thousand, three hundred thirty-six".